Reduction in areal extent of high-latitude wetlands in response to permafrost thaw

CA Avis, AJ Weaver, KJ Meissner - Nature Geoscience, 2011‏ - nature.com
Wetlands are vegetated regions that are inundated with water on a permanent, seasonal or
intermittent basis. These ecosystems play an important role in the carbon cycle: wetlands …

Present state of global wetland extent and wetland methane modelling: Methodology of a model intercomparison project (WETCHIMP)

R Wania, JR Melton, EL Hodson… - Geoscientific Model …, 2012‏ - gmd.copernicus.org
The Wetland and Wetland CH 4 Intercomparison of Models Project (WETCHIMP) was
created to evaluate our present ability to simulate large-scale wetland characteristics and …

The concept of global monsoon applied to the last glacial maximum: A multi-model analysis

D Jiang, Z Tian, X Lang, M Kageyama… - Quaternary Science …, 2015‏ - Elsevier
The last glacial maximum (LGM, ca. 21,000 years ago) has been extensively investigated for
better understanding of past glacial climates. Global-scale monsoon changes, however …

Old carbon reservoirs were not important in the deglacial methane budget

MN Dyonisius, VV Petrenko, AM Smith, Q Hua, B Yang… - Science, 2020‏ - science.org
Permafrost and methane hydrates are large, climate-sensitive old carbon reservoirs that
have the potential to emit large quantities of methane, a potent greenhouse gas, as the Earth …

Factors controlling variability in the oxidative capacity of the troposphere since the Last Glacial Maximum

LT Murray, LJ Mickley, JO Kaplan… - Atmospheric …, 2014‏ - acp.copernicus.org
The oxidative capacity of past atmospheres is highly uncertain. We present here a new
climate–biosphere–chemistry modeling framework to determine oxidant levels in the present …

[HTML][HTML] Atmospheric methane since the last glacial maximum was driven by wetland sources

T Kleinen, S Gromov, B Steil, V Brovkin - Climate of the Past, 2023‏ - cp.copernicus.org
Atmospheric methane (CH 4) has changed considerably in the time between the last glacial
maximum (LGM) and the preindustrial (PI) periods. We investigate these changes in …

Atmospheric methane variability through the Last Glacial Maximum and deglaciation mainly controlled by tropical sources

B Riddell-Young, J Rosen, E Brook, C Buizert… - Nature …, 2023‏ - nature.com
Constraining the causes of past atmospheric methane variability is important for
understanding links between methane and climate. Abrupt methane changes during the last …

Simulating idealized Dansgaard-Oeschger events and their potential impacts on the global methane cycle

PO Hopcroft, PJ Valdes, DJ Beerling - Quaternary Science Reviews, 2011‏ - Elsevier
Ice-core records indicate that during the last glacial period, atmospheric CH4 and Greenland
temperature rose abruptly in a series of Dansgaard-Oeschger (DO) events. These increases …

Understanding the glacial methane cycle

PO Hopcroft, PJ Valdes, FM O'Connor… - Nature …, 2017‏ - nature.com
Atmospheric methane (CH4) varied with climate during the Quaternary, rising from a
concentration of 375 ppbv during the last glacial maximum (LGM) 21,000 years ago, to 680 …

[HTML][HTML] Terrestrial methane emissions from the Last Glacial Maximum to the preindustrial period

T Kleinen, U Mikolajewicz, V Brovkin - Climate of the Past, 2020‏ - cp.copernicus.org
We investigate the changes in terrestrial natural methane emissions between the Last
Glacial Maximum (LGM) and preindustrial (PI) periods by performing time-slice experiments …